Helmut Gröttrup

German engineer and inventor of the smart card (1916-1981)
Person human Q62007
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Helmut Gröttrup

Summary

Helmut Gröttrup is a human[1]. Born in Cologne[2], he… he was born on February 12, 1916[3]. He died in Munich[4]. He died on July 4, 1981[5]. He worked as a physicist[6], military flight engineer[7], and inventor[8]. He ranks in the top 0.72% of human entities by monthly Wikipedia readership (184 views/month, #7,205 of 1,000,298).[9]

Key Facts

  • Helmut Gröttrup was born in Cologne[2].
  • Helmut Gröttrup died in Munich[4].
  • Helmut Gröttrup was born on February 12, 1916[3].
  • Helmut Gröttrup died on July 4, 1981[5].
  • Helmut Gröttrup held citizenship in Nazi Germany[10].
  • Helmut Gröttrup held citizenship in Germany[11].
  • Helmut Gröttrup's professions included physicist[6].
  • Helmut Gröttrup worked as a military flight engineer[7].
  • Helmut Gröttrup worked as an inventor[8].
  • Helmut Gröttrup's field of work was rocket science[12].
  • Helmut Gröttrup's education included a stint at Technische Universität Berlin[13].
  • Helmut Gröttrup is recorded as male[14].
  • Helmut Gröttrup's instance of is recorded as human[15].
  • Helmut Gröttrup's Commons category is recorded as Helmut Gröttrup[16].
  • Helmut Gröttrup's family name is recorded as Q113883301[17].
  • Helmut Gröttrup's given name is recorded as Helmut[18].
  • Helmut Gröttrup's languages spoken, written or signed is recorded as German[19].
  • Helmut Gröttrup's maintained by WikiProject is recorded as WikiProject Mathematics[20].

Body

Origins and Family

Helmut Gröttrup's place of birth was Cologne[2]. He was born on February 12, 1916[3].

Education

Helmut Gröttrup's education included a stint at Technische Universität Berlin[13].

Career and Affiliations

Recorded occupations include physicist[6], military flight engineer[7], and inventor[8]. Helmut Gröttrup's field of work was rocket science[12].

Death and Burial

Helmut Gröttrup died on July 4, 1981[5]. He died in Munich[4].

Why It Matters

Helmut Gröttrup ranks in the top 0.72% of human entities by monthly Wikipedia readership (184 views/month, #7,205 of 1,000,298).[9] He has Wikipedia articles in 17 language editions, a strong signal of global cultural recognition.[21] He is known by 11 alternative names across languages and contexts.[22]

He is credited with the discovery of smart card[23].

FAQs

Where was Helmut Gröttrup born?

Born in Cologne[2], Helmut Gröttrup…

Where did Helmut Gröttrup die?

Helmut Gröttrup died in Munich[4].

What did Helmut Gröttrup do for work?

Helmut Gröttrup worked as physicist[6], military flight engineer[7], and inventor[8].

Where did Helmut Gröttrup go to school?

Helmut Gröttrup was educated at Technische Universität Berlin[13].

What did Helmut Gröttrup discover?

Helmut Gröttrup is credited as discoverer of smart card[23].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [4] . wikidata.org.
  3. [14] . wikidata.org.
  4. [10] . wikidata.org.
  5. [11] . wikidata.org.
  6. [15] . wikidata.org.
  7. [13] . wikidata.org.
  8. [12] . wikidata.org.
  9. [6] . wikidata.org.
  10. [7] . wikidata.org.
  11. [8] . wikidata.org.
  12. [16] . wikidata.org.
  13. [3] . wikidata.org.
  14. [5] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [23] . wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [9] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [21] . Wikidata sitelinks. wikidata.org.
  3. [22] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Helmut Gröttrup. Retrieved April 10, 2026, from https://4ort.xyz/entity/helmut-gr-ttrup
MLA “Helmut Gröttrup.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/helmut-gr-ttrup.
BibTeX @misc{4ortxyz_helmut-gr-ttrup_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Helmut Gröttrup}}, year = {2026}, url = {https://4ort.xyz/entity/helmut-gr-ttrup}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Helmut Gröttrup — https://4ort.xyz/entity/helmut-gr-ttrup (retrieved 2026-04-10)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 4d ago · Epìdosis · 2026-05-21 view diff on Wikidata ↗
    Place of death Munich
    Maintained by wikiproject WikiProject Mathematics
    Instance of human
    Languages spoken, written or signed German
    + 14 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/32119|batch #32119]]: import P21 and P106 from GND (32)"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.